Web Developer III (12 months fixed-term contract)

Box Inc. is an AI-first company focusing on leveraging AI to enhance decision-making and impact. The role supports front-end experimentation and optimization efforts within the company.

• Proficiency in HTML5, CSS3, and JavaScript.
• Hands-on experience with A/B testing platforms such as Optimizely, VWO, Adobe Target, or similar.
• Strong portfolio demonstrating UI design, user journey mapping, and wireframing.
• 2+ years of experience in front-end development, focusing on UI/UX development or conversion rate optimization (CRO).
• Familiarity with key performance indicators (KPIs) like conversion rate, bounce rate, and click-through rate.
• Experience with server-side testing methodologies.
• Experience in e-commerce or B2B SaaS industry.

Nice to have:

• Experience with Drupal.

• Create, code, and deploy variations for A/B, multivariate, and split-URL tests.
• Implement winning test variations into the live product code, ensuring clean, optimized HTML, CSS, and JavaScript, including CSS preprocessors (Less/Sass).
• Perform rigorous Quality Assurance (QA) on experiments across devices and browsers before launch to verify functionality and data accuracy.
• Create wireframes, prototypes, and high-fidelity mockups for new design iterations using tools like Figma, Sketch, or Adobe XD.
• Work closely with CRO team, web team, and marketing teams to analyze test results and translate data into actionable insights.